Study permits determination of natural modes of helicopter, ratios of various amplitudes at resonance, and magnitudes of oscillations and of blade unbalance forces at which shock-strut action sets in; spring and damping constants of tire-shock-strut combination are determined.
Vibrations of helicopter on ground
J Aeronautical Sciences
Journal of Aeronautical Sciences ; 13 , n 11
1946
15 pages
Article (Journal)
English
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